sequenceEqual()

The sequenceEqual linq operator returns a boolean value indicating whether the collection is the equal to (i.e., same elements in the same order) the "second" collection. The
sequenceEqual operator can also take a "comparer" function that is used to determine equality between elements of the two collections.

sequenceEquivalent()

The sequenceEquivalent linq operator returns a boolean value indicating whether the collection is equivalent to the "second" collection (that is, has the same elements regardless of order). The
sequenceEquivalent operator can also take a "comparer" function that is used to determine equality between elements of the two collections.